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Siemens Operator / Room / Auxiliary devices CE1U2358en_04
Building Technologies 2014-09-26
Available languages vary depending on country and version.
l Off
Special operation is not displayed on the basic display. Display of special operation
is available on the info level only.
l On.
The "Tool" symbol is displays and special operations are displayed directly in the
basic display. Switching to the info level not required.
Special operation includes, for example, manual operation, emergency more,
outside temperature simulation, Eco mode and output test.
l Temporary
After pressing the info button, a change to the “predefined” basic display is made
after a maximum of 8 minutes or by pressing the operating mode button (with the
QAA78… only 2 minutes) .
l Permanently
After pressing the info button, a change back to the "new" basic display is made
after a maximum of 8 minutes. The info value selected last will be adopted by the
new basic display.
This setting cannot be made for QAA78…
l Off
No lighting.
l Temporary
Operator intervention (press of a button, turn of a knob) switches on lighting and
then switches it off 8 minutes after the last action.
l Permanently
Continuous lighting
All operating elements are locked when operation lock is switched on that would
allow intervention in plant operations (heating circuit operating mode, hot water
operating mode, etc.).
Parameter values can still be displayed, but not changed if the programming lock is
enabled.
l Temporary cancellation of programming
On the programming level, locked programming can temporarily be deactivated. To
do this, press the OK and ESC buttons simultaneously for 3 seconds. Temporary
deactivation of the programming lock is maintained until programming is quit.
l Continuous cancellation of programming
First run a temporary cancellation, then operating line 27 "Programming lock" to
cancel the programming lock.
l Automatic storage:
A setpoint readjustment made with the knob is adopted either by pressing the OK
button or without any further confirmation (timeout).
l Storage with confirmation
A setpoint readjustment made with the knob is adopted only after pressing the OK
button.
l Temperature/Pressure values in °C, bar.
l Temperature/Pressure values in °F, PSI.
With the exception of the data listed below, the setting data are transferred from
the memory of the controller to the connected operator unit.
Languages
Display of special
operation
Info
Lighting
Operation lock
Programming lock
Direct adjustment
Units
Save basic setting
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